[GMcB oval logo] / 3 K

Marked face of the GMB/3K key firebrick

Brand Name: [GMcB oval logo] / 3 K

Company: Gladding, McBean and Co.

Brickyard Location: Lincoln, Placer County, California

Operating Years: 1875-present

Years Brick Made: 1920s-1950s

Type: Firebrick

Description: Brand name impressed in recessed block letters on the face. First line is the GMcB oval logo, second line is "3 K," which stands for the number 3 key firebrick.

Comments: For more information, see under "Brickmakers" the Gladding, McBean and Company, Lincoln

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